Klopp was speaking in relation to developing players, the volume of matches they play and the likelihood of increased injury risk.

Pep Guardiola found himself agreeing with Jürgen Klopp’s scathing review of the newly expanded Club World Cup. But the Manchester City manager conceded that he has no role in the organisation of competitions, shrugging, “It is what it is.” Pep Guardiola says Man City will ‘rest our minds’ after Club World Cup exit

Jurgen Klopp believes the Club World Cup is "the worst idea ever implemented in football" because of "serious fears" over player welfare.